/*
* Inline Form Validation Engine 2.5.4, jQuery plugin
*
* Copyright(c) 2010, Cedric Dugas
* http://www.position-absolute.com
*
* 2.0 Rewrite by Olivier Refalo
* http://www.crionics.com
*
* Form validation engine allowing custom regex rules to be added.
* Licensed under the MIT License
*/
 (function($) {

"use strict";

var methods = {

/**
* Kind of the constructor, called before any action
* @param {Map} user options
*/
init: function(options) {
var form = this;
if (!form.data('jqv') || form.data('jqv') == null ) {
options = methods._saveOptions(form, options);
// bind all formError elements to close on click
$(".formError").live("click", function() {
$(this).fadeOut(150, function() {
// remove prompt once invisible
$(this).parent('.formErrorOuter').remove();
$(this).remove();
});
});
}
return this;
},
/**
* Attachs jQuery.validationEngine to form.submit and field.blur events
* Takes an optional params: a list of options
* ie. jQuery("#formID1").validationEngine('attach', {promptPosition : "centerRight"});
*/
attach: function(userOptions) {

if(!$(this).is("form")) {
alert("Sorry, jqv.attach() only applies to a form");
return this;
}

var form = this;
var options;

if(userOptions)
options = methods._saveOptions(form, userOptions);
else
options = form.data('jqv');

options.validateAttribute = (form.find("[data-validation-engine*=validate]").length) ? "data-validation-engine" : "class";
if (options.binded) {

// bind fields
form.find("["+options.validateAttribute+"*=validate]").not("[type=checkbox]").not("[type=radio]").not(".datepicker").bind(options.validationEventTrigger, methods._onFieldEvent);
form.find("["+options.validateAttribute+"*=validate][type=checkbox],["+options.validateAttribute+"*=validate][type=radio]").bind("click", methods._onFieldEvent);
form.find("["+options.validateAttribute+"*=validate][class*=datepicker]").bind(options.validationEventTrigger,{"delay": 300}, methods._onFieldEvent);
}
if (options.autoPositionUpdate) {
$(window).bind("resize", {
"noAnimation": true,
"formElem": form
}, methods.updatePromptsPosition);
}
// bind form.submit
form.bind("submit", methods._onSubmitEvent);
return this;
},
/**
* Unregisters any bindings that may point to jQuery.validaitonEngine
*/
detach: function() {

if(!$(this).is("form")) {
alert("Sorry, jqv.detach() only applies to a form");
return this;
}

var form = this;
var options = form.data('jqv');

// unbind fields
form.find("["+options.validateAttribute+"*=validate]").not("[type=checkbox]").unbind(options.validationEventTrigger, methods._onFieldEvent);
form.find("["+options.validateAttribute+"*=validate][type=checkbox],[class*=validate][type=radio]").unbind("click", methods._onFieldEvent);

// unbind form.submit
form.unbind("submit", methods.onAjaxFormComplete);

// unbind live fields (kill)
form.find("["+options.validateAttribute+"*=validate]").not("[type=checkbox]").die(options.validationEventTrigger, methods._onFieldEvent);
form.find("["+options.validateAttribute+"*=validate][type=checkbox]").die("click", methods._onFieldEvent);

// unbind form.submit
form.die("submit", methods.onAjaxFormComplete);
form.removeData('jqv');

if (options.autoPositionUpdate)
$(window).unbind("resize", methods.updatePromptsPosition);

return this;
},
/**
* Validates either a form or a list of fields, shows prompts accordingly.
* Note: There is no ajax form validation with this method, only field ajax validation are evaluated
*
* @return true if the form validates, false if it fails
*/
validate: function() {
if($(this).is("form"))
return methods._validateFields(this);
else {
// field validation
var form = $(this).closest('form');
var options = form.data('jqv');
var r = methods._validateField($(this), options);

if (options.onSuccess && options.InvalidFields.length == 0)
options.onSuccess();
else if (options.onFailure && options.InvalidFields.length > 0)
options.onFailure();

return r;
}
},
/**
* Redraw prompts position, useful when you change the DOM state when validating
*/
updatePromptsPosition: function(event) {

if (event && this == window) {
var form = event.data.formElem;
var noAnimation = event.data.noAnimation;
}
else
var form = $(this.closest('form'));

var options = form.data('jqv');
// No option, take default one
form.find('['+options.validateAttribute+'*=validate]').not(":disabled").each(function(){
var field = $(this);
var prompt = methods._getPrompt(field);
var promptText = $(prompt).find(".formErrorContent").html();

if(prompt)
methods._updatePrompt(field, $(prompt), promptText, undefined, false, options, noAnimation);
});
return this;
},
/**
* Displays a prompt on a element.
* Note that the element needs an id!
*
* @param {String} promptText html text to display type
* @param {String} type the type of bubble: 'pass' (green), 'load' (black) anything else (red)
* @param {String} possible values topLeft, topRight, bottomLeft, centerRight, bottomRight
*/
showPrompt: function(promptText, type, promptPosition, showArrow) {

var form = this.closest('form');
var options = form.data('jqv');
// No option, take default one
if(!options)
options = methods._saveOptions(this, options);
if(promptPosition)
options.promptPosition=promptPosition;
options.showArrow = showArrow==true;

methods._showPrompt(this, promptText, type, false, options);
return this;
},
/**
* Closes form error prompts, CAN be invidual
*/
hide: function() {
var form = $(this).closest('form');
if(form.length == 0)
return this;
var options = form.data('jqv');
var closingtag;
if($(this).is("form")) {
closingtag = "parentForm"+methods._getClassName($(this).attr("id"));
} else {
closingtag = methods._getClassName($(this).attr("id")) +"formError";
}
$('.'+closingtag).fadeTo(options.fadeDuration, 0.3, function() {
$(this).parent('.formErrorOuter').remove();
$(this).remove();
});
return this;
},
/**
* Closes all error prompts on the page
*/
hideAll: function() {

var form = this;
var options = form.data('jqv');
var duration = options ? options.fadeDuration:0.3;
$('.formError').fadeTo(duration, 0.3, function() {
$(this).parent('.formErrorOuter').remove();
$(this).remove();
});
return this;
},
/**
* Typically called when user exists a field using tab or a mouse click, triggers a field
* validation
*/
_onFieldEvent: function(event) {
var field = $(this);
var form = field.closest('form');
var options = form.data('jqv');
// validate the current field
window.setTimeout(function() {
methods._validateField(field, options);
if (options.InvalidFields.length == 0 && options.onSuccess) {
options.onSuccess();
} else if (options.InvalidFields.length > 0 && options.onFailure) {
options.onFailure();
}
}, (event.data) ? event.data.delay : 0);

},
/**
* Called when the form is submited, shows prompts accordingly
*
* @param {jqObject}
* form
* @return false if form submission needs to be cancelled
*/
_onSubmitEvent: function() {
var form = $(this);
var options = form.data('jqv');

// validate each field
// (- skip field ajax validation, not necessary IF we will perform an ajax form validation)
var r=methods._validateFields(form, options.ajaxFormValidation);

if (r && options.ajaxFormValidation) {
methods._validateFormWithAjax(form, options);
// cancel form auto-submission - process with async call onAjaxFormComplete
return false;
}

if(options.onValidationComplete) {
options.onValidationComplete(form, r);
return false;
}
return r;
},
/**
* Return true if the ajax field validations passed so far
* @param {Object} options
* @return true, is all ajax validation passed so far (remember ajax is async)
*/
_checkAjaxStatus: function(options) {
var status = true;
$.each(options.ajaxValidCache, function(key, value) {
if (!value) {
status = false;
// break the each
return false;
}
});
return status;
},
/**
* Validates form fields, shows prompts accordingly
*
* @param {jqObject}
* form
* @param {skipAjaxFieldValidation}
* boolean - when set to true, ajax field validation is skipped, typically used when the submit button is clicked
*
* @return true if form is valid, false if not, undefined if ajax form validation is done
*/
_validateFields: function(form, skipAjaxValidation) {
var options = form.data('jqv');

// this variable is set to true if an error is found
var errorFound = false;

// Trigger hook, start validation
form.trigger("jqv.form.validating");
// first, evaluate status of non ajax fields
var first_err=null;
form.find('['+options.validateAttribute+'*=validate]').not(":disabled").each( function() {
var field = $(this);
var names = [];
if ($.inArray(field.attr('name'), names) < 0) {
errorFound |= methods._validateField(field, options, skipAjaxValidation);
if (errorFound && first_err==null)
if (field.is(":hidden") && options.prettySelect)
                first_err = field = form.find("#" + options.usePrefix + field.attr('id') + options.useSuffix);
            else
                first_err=field;
if (options.doNotShowAllErrosOnSubmit)
return false;
names.push(field.attr('name'));
}
});

// second, check to see if all ajax calls completed ok
// errorFound |= !methods._checkAjaxStatus(options);

// third, check status and scroll the container accordingly
form.trigger("jqv.form.result", [errorFound]);

if (errorFound) {
if (options.scroll) {
var destination=first_err.offset().top;
var fixleft = first_err.offset().left;

//prompt positioning adjustment support. Usage: positionType:Xshift,Yshift (for ex.: bottomLeft:+20 or bottomLeft:-20,+10)
var positionType=options.promptPosition;
if (typeof(positionType)=='string' && positionType.indexOf(":")!=-1)
positionType=positionType.substring(0,positionType.indexOf(":"));

if (positionType!="bottomRight" && positionType!="bottomLeft") {
var prompt_err= methods._getPrompt(first_err);
destination=prompt_err.offset().top;
}

// get the position of the first error, there should be at least one, no need to check this
//var destination = form.find(".formError:not('.greenPopup'):first").offset().top;
if (options.isOverflown) {
var overflowDIV = $(options.overflownDIV);
if(!overflowDIV.length) return false;
var scrollContainerScroll = overflowDIV.scrollTop();
var scrollContainerPos = -parseInt(overflowDIV.offset().top);

destination += scrollContainerScroll + scrollContainerPos - 5;
var scrollContainer = $(options.overflownDIV + ":not(:animated)");

scrollContainer.animate({ scrollTop: destination }, 1100, function(){
if(options.focusFirstField) first_err.focus();
});
} else {
$("html:not(:animated),body:not(:animated)").animate({
scrollTop: destination,
scrollLeft: fixleft
}, 1100, function(){
if(options.focusFirstField) first_err.focus();
});
}

} else if(options.focusFirstField)
first_err.focus();
return false;
}
return true;
},
/**
* This method is called to perform an ajax form validation.
* During this process all the (field, value) pairs are sent to the server which returns a list of invalid fields or true
*
* @param {jqObject} form
* @param {Map} options
*/
_validateFormWithAjax: function(form, options) {

var data = form.serialize();
var url = (options.ajaxFormValidationURL) ? options.ajaxFormValidationURL : form.attr("action");
$.ajax({
type: options.ajaxFormValidationMethod,
url: url,
cache: false,
dataType: "json",
data: data,
form: form,
methods: methods,
options: options,
beforeSend: function() {
return options.onBeforeAjaxFormValidation(form, options);
},
error: function(data, transport) {
methods._ajaxError(data, transport);
},
success: function(json) {
if (json !== true) {
// getting to this case doesn't necessary means that the form is invalid
// the server may return green or closing prompt actions
// this flag helps figuring it out
var errorInForm=false;
for (var i = 0; i < json.length; i++) {
var value = json[i];

var errorFieldId = value[0];
var errorField = $($("#" + errorFieldId)[0]);

// make sure we found the element
if (errorField.length == 1) {

// promptText or selector
var msg = value[2];
// if the field is valid
if (value[1] == true) {

if (msg == "" || !msg){
// if for some reason, status==true and error="", just close the prompt
methods._closePrompt(errorField);
} else {
// the field is valid, but we are displaying a green prompt
if (options.allrules[msg]) {
var txt = options.allrules[msg].alertTextOk;
if (txt)
msg = txt;
}
methods._showPrompt(errorField, msg, "pass", false, options, true);
}
} else {
// the field is invalid, show the red error prompt
errorInForm|=true;
if (options.allrules[msg]) {
var txt = options.allrules[msg].alertText;
if (txt)
msg = txt;
}
methods._showPrompt(errorField, msg, "", false, options, true);
}
}
}
options.onAjaxFormComplete(!errorInForm, form, json, options);
} else
options.onAjaxFormComplete(true, form, "", options);
}
});

},
/**
* Validates field, shows prompts accordingly
*
* @param {jqObject}
* field
* @param {Array[String]}
* field's validation rules
* @param {Map}
* user options
* @return true if field is valid
*/
_validateField: function(field, options, skipAjaxValidation) {
if (!field.attr("id")) {
field.attr("id", "form-validation-field-" + $.validationEngine.fieldIdCounter);
++$.validationEngine.fieldIdCounter;
}

if (field.is(":hidden") && !options.prettySelect || field.parents().is(":hidden"))
return false;

var rulesParsing = field.attr(options.validateAttribute);
var getRules = /validate\[(.*)\]/.exec(rulesParsing);

if (!getRules)
return false;
var str = getRules[1];
var rules = str.split(/\[|,|\]/);

// true if we ran the ajax validation, tells the logic to stop messing with prompts
var isAjaxValidator = false;
var fieldName = field.attr("name");
var promptText = "";
var required = false;
options.isError = false;
options.showArrow = true;

var form = $(field.closest("form"));

for (var i = 0; i < rules.length; i++) {
// Fix for adding spaces in the rules
rules[i] = rules[i].replace(" ", "");
var errorMsg = undefined;
switch (rules[i]) {

case "required":
required = true;
errorMsg = methods._required(field, rules, i, options);
break;
case "custom":
errorMsg = methods._custom(field, rules, i, options);
break;
case "groupRequired":
// Check is its the first of group, if not, reload validation with first field
// AND continue normal validation on present field
var classGroup = "["+options.validateAttribute+"*=" +rules[i + 1] +"]";
var firstOfGroup = form.find(classGroup).eq(0);
if(firstOfGroup[0] != field[0]){
methods._validateField(firstOfGroup, options, skipAjaxValidation);
options.showArrow = true;
continue;
};
errorMsg = methods._groupRequired(field, rules, i, options);
if(errorMsg) required = true;
options.showArrow = false;
break;
case "ajax":
// ajax has its own prompts handling technique
if(!skipAjaxValidation){
methods._ajax(field, rules, i, options);
isAjaxValidator = true;
}
break;
case "minSize":
errorMsg = methods._minSize(field, rules, i, options);
break;
case "maxSize":
errorMsg = methods._maxSize(field, rules, i, options);
break;
case "min":
errorMsg = methods._min(field, rules, i, options);
break;
case "max":
errorMsg = methods._max(field, rules, i, options);
break;
case "past":
errorMsg = methods._past(form, field, rules, i, options);
break;
case "future":
errorMsg = methods._future(form, field, rules, i, options);
break;
case "dateRange":
var classGroup = "["+options.validateAttribute+"*=" + rules[i + 1] + "]";
var firstOfGroup = form.find(classGroup).eq(0);
var secondOfGroup = form.find(classGroup).eq(1);

//if one entry out of the pair has value then proceed to run through validation
if (firstOfGroup[0].value || secondOfGroup[0].value) {
errorMsg = methods._dateRange(firstOfGroup, secondOfGroup, rules, i, options);
}
if (errorMsg) required = true;
options.showArrow = false;
break;

case "dateTimeRange":
var classGroup = "["+options.validateAttribute+"*=" + rules[i + 1] + "]";
var firstOfGroup = form.find(classGroup).eq(0);
var secondOfGroup = form.find(classGroup).eq(1);

//if one entry out of the pair has value then proceed to run through validation
if (firstOfGroup[0].value || secondOfGroup[0].value) {
errorMsg = methods._dateTimeRange(firstOfGroup, secondOfGroup, rules, i, options);
}
if (errorMsg) required = true;
options.showArrow = false;
break;
case "maxCheckbox":
errorMsg = methods._maxCheckbox(form, field, rules, i, options);
field = $(form.find("input[name='" + fieldName + "']"));
break;
case "minCheckbox":
errorMsg = methods._minCheckbox(form, field, rules, i, options);
field = $(form.find("input[name='" + fieldName + "']"));
break;
case "equals":
errorMsg = methods._equals(field, rules, i, options);
break;
case "funcCall":
errorMsg = methods._funcCall(field, rules, i, options);
break;
case "creditCard":
errorMsg = methods._creditCard(field, rules, i, options);
break;

default:
}
if (errorMsg !== undefined) {
promptText += errorMsg + "<br/>";
options.isError = true;
}
}
// If the rules required is not added, an empty field is not validated
if(!required && field.val() == "" && !errorMsg) options.isError = false;

// Hack for radio/checkbox group button, the validation go into the
// first radio/checkbox of the group
var fieldType = field.prop("type");

if ((fieldType == "radio" || fieldType == "checkbox") && form.find("input[name='" + fieldName + "']").size() > 1) {
field = $(form.find("input[name='" + fieldName + "'][type!=hidden]:first"));
options.showArrow = false;
}

if(field.is(":hidden") && options.prettySelect) {
        field = form.find("#" + options.usePrefix + field.attr('id') + options.useSuffix);
      }

if (options.isError){
methods._showPrompt(field, promptText, "", false, options);
}else{
if (!isAjaxValidator) methods._closePrompt(field);
}

if (!isAjaxValidator) {
field.trigger("jqv.field.result", [field, options.isError, promptText]);
}

/* Record error */
var errindex = $.inArray(field[0], options.InvalidFields);
if (errindex == -1) {
if (options.isError)
options.InvalidFields.push(field[0]);
} else if (!options.isError) {
options.InvalidFields.splice(errindex, 1);
}

return options.isError;
},
/**
* Required validation
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_required: function(field, rules, i, options) {
switch (field.prop("type")) {
case "text":
case "password":
case "textarea":
case "file":
default:

if (! $.trim(field.val()) || field.val() == field.attr("data-validation-placeholder"))
return options.allrules[rules[i]].alertText;
break;
case "radio":
case "checkbox":
var form = field.closest("form");
var name = field.attr("name");
if (form.find("input[name='" + name + "']:checked").size() == 0) {
if (form.find("input[name='" + name + "']").size() == 1)
return options.allrules[rules[i]].alertTextCheckboxe;
else
return options.allrules[rules[i]].alertTextCheckboxMultiple;
}
break;
// required for <select>
case "select-one":
// added by paul@kinetek.net for select boxes, Thank you
if (!field.val())
return options.allrules[rules[i]].alertText;
break;
case "select-multiple":
// added by paul@kinetek.net for select boxes, Thank you
if (!field.find("option:selected").val())
return options.allrules[rules[i]].alertText;
}
},
/**
* Validate that 1 from the group field is required
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_groupRequired: function(field, rules, i, options) {
var classGroup = "["+options.validateAttribute+"*=" +rules[i + 1] +"]";
var isValid = false;
// Check all fields from the group
field.closest("form").find(classGroup).each(function(){
if(!methods._required($(this), rules, i, options)){
isValid = true;
return false;
}
});

if(!isValid) {
        return options.allrules[rules[i]].alertText;
      }
},
/**
* Validate rules
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_custom: function(field, rules, i, options) {
var customRule = rules[i + 1];
var rule = options.allrules[customRule];
var fn;
if(!rule) {
alert("jqv:custom rule not found - "+customRule);
return;
}

if(rule["regex"]) {
var ex=rule.regex;
if(!ex) {
alert("jqv:custom regex not found - "+customRule);
return;
}
var pattern = new RegExp(ex);

if (!pattern.test(field.val())) return options.allrules[customRule].alertText;

} else if(rule["func"]) {
fn = rule["func"];

if (typeof(fn) !== "function") {
alert("jqv:custom parameter 'function' is no function - "+customRule);
return;
}

if (!fn(field, rules, i, options))
return options.allrules[customRule].alertText;
} else {
alert("jqv:custom type not allowed "+customRule);
return;
}
},
/**
* Validate custom function outside of the engine scope
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_funcCall: function(field, rules, i, options) {
var functionName = rules[i + 1];
var fn;
if(functionName.indexOf('.')>-1)
{
var namespaces = functionName.split('.');
var scope = window;
while(namespaces.length)
{
scope = scope[namespaces.shift()];
}
fn = scope;
}
else
fn = window[functionName] || options.customFunctions[functionName];
if (typeof(fn) == 'function')
return fn(field, rules, i, options);

},
/**
* Field match
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_equals: function(field, rules, i, options) {
var equalsField = rules[i + 1];

if (field.val() != $("#" + equalsField).val())
return options.allrules.equals.alertText;
},
/**
* Check the maximum size (in characters)
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_maxSize: function(field, rules, i, options) {
var max = rules[i + 1];
var len = field.val().length;

if (len > max) {
var rule = options.allrules.maxSize;
return rule.alertText + max + rule.alertText2;
}
},
/**
* Check the minimum size (in characters)
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_minSize: function(field, rules, i, options) {
var min = rules[i + 1];
var len = field.val().length;

if (len < min) {
var rule = options.allrules.minSize;
return rule.alertText + min + rule.alertText2;
}
},
/**
* Check number minimum value
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_min: function(field, rules, i, options) {
var min = parseFloat(rules[i + 1]);
var len = parseFloat(field.val());

if (len < min) {
var rule = options.allrules.min;
if (rule.alertText2) return rule.alertText + min + rule.alertText2;
return rule.alertText + min;
}
},
/**
* Check number maximum value
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_max: function(field, rules, i, options) {
var max = parseFloat(rules[i + 1]);
var len = parseFloat(field.val());

if (len >max ) {
var rule = options.allrules.max;
if (rule.alertText2) return rule.alertText + max + rule.alertText2;
//orefalo: to review, also do the translations
return rule.alertText + max;
}
},
/**
* Checks date is in the past
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_past: function(form, field, rules, i, options) {

var p=rules[i + 1];
var fieldAlt = $(form.find("input[name='" + p.replace(/^#+/, '') + "']"));
var pdate;

if (p.toLowerCase() == "now") {
pdate = new Date();
} else if (undefined != fieldAlt.val()) {
if (fieldAlt.is(":disabled"))
return;
pdate = methods._parseDate(fieldAlt.val());
} else {
pdate = methods._parseDate(p);
}
var vdate = methods._parseDate(field.val());

if (vdate > pdate ) {
var rule = options.allrules.past;
if (rule.alertText2) return rule.alertText + methods._dateToString(pdate) + rule.alertText2;
return rule.alertText + methods._dateToString(pdate);
}
},
/**
* Checks date is in the future
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_future: function(form, field, rules, i, options) {

var p=rules[i + 1];
var fieldAlt = $(form.find("input[name='" + p.replace(/^#+/, '') + "']"));
var pdate;

if (p.toLowerCase() == "now") {
pdate = new Date();
} else if (undefined != fieldAlt.val()) {
if (fieldAlt.is(":disabled"))
return;
pdate = methods._parseDate(fieldAlt.val());
} else {
pdate = methods._parseDate(p);
}
var vdate = methods._parseDate(field.val());

if (vdate < pdate ) {
var rule = options.allrules.future;
if (rule.alertText2)
return rule.alertText + methods._dateToString(pdate) + rule.alertText2;
return rule.alertText + methods._dateToString(pdate);
}
},
/**
* Checks if valid date
*
* @param {string} date string
* @return a bool based on determination of valid date
*/
_isDate: function (value) {
var dateRegEx = new RegExp(/^\d{4}[\/\-](0?[1-9]|1[012])[\/\-](0?[1-9]|[12][0-9]|3[01])$|^(?:(?:(?:0?[13578]|1[02])(\/|-)31)|(?:(?:0?[1,3-9]|1[0-2])(\/|-)(?:29|30)))(\/|-)(?:[1-9]\d\d\d|\d[1-9]\d\d|\d\d[1-9]\d|\d\d\d[1-9])$|^(?:(?:0?[1-9]|1[0-2])(\/|-)(?:0?[1-9]|1\d|2[0-8]))(\/|-)(?:[1-9]\d\d\d|\d[1-9]\d\d|\d\d[1-9]\d|\d\d\d[1-9])$|^(0?2(\/|-)29)(\/|-)(?:(?:0[48]00|[13579][26]00|[2468][048]00)|(?:\d\d)?(?:0[48]|[2468][048]|[13579][26]))$/);
return dateRegEx.test(value);
},
/**
* Checks if valid date time
*
* @param {string} date string
* @return a bool based on determination of valid date time
*/
_isDateTime: function (value){
var dateTimeRegEx = new RegExp(/^\d{4}[\/\-](0?[1-9]|1[012])[\/\-](0?[1-9]|[12][0-9]|3[01])\s+(1[012]|0?[1-9]){1}:(0?[1-5]|[0-6][0-9]){1}:(0?[0-6]|[0-6][0-9]){1}\s+(am|pm|AM|PM){1}$|^(?:(?:(?:0?[13578]|1[02])(\/|-)31)|(?:(?:0?[1,3-9]|1[0-2])(\/|-)(?:29|30)))(\/|-)(?:[1-9]\d\d\d|\d[1-9]\d\d|\d\d[1-9]\d|\d\d\d[1-9])$|^((1[012]|0?[1-9]){1}\/(0?[1-9]|[12][0-9]|3[01]){1}\/\d{2,4}\s+(1[012]|0?[1-9]){1}:(0?[1-5]|[0-6][0-9]){1}:(0?[0-6]|[0-6][0-9]){1}\s+(am|pm|AM|PM){1})$/);
return dateTimeRegEx.test(value);
},
//Checks if the start date is before the end date
//returns true if end is later than start
_dateCompare: function (start, end) {
return (new Date(start.toString()) < new Date(end.toString()));
},
/**
* Checks date range
*
* @param {jqObject} first field name
* @param {jqObject} second field name
* @return an error string if validation failed
*/
_dateRange: function (first, second, rules, i, options) {
//are not both populated
if ((!first[0].value && second[0].value) || (first[0].value && !second[0].value)) {
return options.allrules[rules[i]].alertText + options.allrules[rules[i]].alertText2;
}

//are not both dates
if (!methods._isDate(first[0].value) || !methods._isDate(second[0].value)) {
return options.allrules[rules[i]].alertText + options.allrules[rules[i]].alertText2;
}

//are both dates but range is off
if (!methods._dateCompare(first[0].value, second[0].value)) {
return options.allrules[rules[i]].alertText + options.allrules[rules[i]].alertText2;
}
},
/**
* Checks date time range
*
* @param {jqObject} first field name
* @param {jqObject} second field name
* @return an error string if validation failed
*/
_dateTimeRange: function (first, second, rules, i, options) {
//are not both populated
if ((!first[0].value && second[0].value) || (first[0].value && !second[0].value)) {
return options.allrules[rules[i]].alertText + options.allrules[rules[i]].alertText2;
}
//are not both dates
if (!methods._isDateTime(first[0].value) || !methods._isDateTime(second[0].value)) {
return options.allrules[rules[i]].alertText + options.allrules[rules[i]].alertText2;
}
//are both dates but range is off
if (!methods._dateCompare(first[0].value, second[0].value)) {
return options.allrules[rules[i]].alertText + options.allrules[rules[i]].alertText2;
}
},
/**
* Max number of checkbox selected
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_maxCheckbox: function(form, field, rules, i, options) {

var nbCheck = rules[i + 1];
var groupname = field.attr("name");
var groupSize = form.find("input[name='" + groupname + "']:checked").size();
if (groupSize > nbCheck) {
options.showArrow = false;
if (options.allrules.maxCheckbox.alertText2)
return options.allrules.maxCheckbox.alertText + " " + nbCheck + " " + options.allrules.maxCheckbox.alertText2;
return options.allrules.maxCheckbox.alertText;
}
},
/**
* Min number of checkbox selected
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_minCheckbox: function(form, field, rules, i, options) {

var nbCheck = rules[i + 1];
var groupname = field.attr("name");
var groupSize = form.find("input[name='" + groupname + "']:checked").size();
if (groupSize < nbCheck) {
options.showArrow = false;
return options.allrules.minCheckbox.alertText + " " + nbCheck + " " + options.allrules.minCheckbox.alertText2;
}
},
/**
* Checks that it is a valid credit card number according to the
* Luhn checksum algorithm.
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return an error string if validation failed
*/
_creditCard: function(field, rules, i, options) {
//spaces and dashes may be valid characters, but must be stripped to calculate the checksum.
var valid = false, cardNumber = field.val().replace(/ +/g, '').replace(/-+/g, '');

var numDigits = cardNumber.length;
if (numDigits >= 14 && numDigits <= 16 && parseInt(cardNumber) > 0) {

var sum = 0, i = numDigits - 1, pos = 1, digit, luhn = new String();
do {
digit = parseInt(cardNumber.charAt(i));
luhn += (pos++ % 2 == 0) ? digit * 2 : digit;
} while (--i >= 0)

for (i = 0; i < luhn.length; i++) {
sum += parseInt(luhn.charAt(i));
}
valid = sum % 10 == 0;
}
if (!valid) return options.allrules.creditCard.alertText;
},
/**
* Ajax field validation
*
* @param {jqObject} field
* @param {Array[String]} rules
* @param {int} i rules index
* @param {Map}
* user options
* @return nothing! the ajax validator handles the prompts itself
*/
_ajax: function(field, rules, i, options) {

var errorSelector = rules[i + 1];
var rule = options.allrules[errorSelector];
var extraData = rule.extraData;
var extraDataDynamic = rule.extraDataDynamic;
var data = {
"fieldId" : field.attr("id"),
"fieldValue" : field.val()
};

if (typeof extraData === "object") {
$.extend(data, extraData);
} else if (typeof extraData === "string") {
var tempData = extraData.split("&");
for(var i = 0; i < tempData.length; i++) {
var values = tempData[i].split("=");
if (values[0] && values[0]) {
data[values[0]] = values[1];
}
}
}

if (extraDataDynamic) {
var tmpData = [];
var domIds = String(extraDataDynamic).split(",");
for (var i = 0; i < domIds.length; i++) {
var id = domIds[i];
if ($(id).length) {
var inputValue = field.closest("form").find(id).val();
var keyValue = id.replace('#', '') + '=' + escape(inputValue);
data[id.replace('#', '')] = inputValue;
}
}
}

if (!options.isError) {
$.ajax({
type: options.ajaxFormValidationMethod,
url: rule.url,
cache: false,
dataType: "json",
data: data,
field: field,
rule: rule,
methods: methods,
options: options,
beforeSend: function() {
// build the loading prompt
var loadingText = rule.alertTextLoad;
if (loadingText)
methods._showPrompt(field, loadingText, "load", true, options);
},
error: function(data, transport) {
methods._ajaxError(data, transport);
},
success: function(json) {

// asynchronously called on success, data is the json answer from the server
var errorFieldId = json[0];
//var errorField = $($("#" + errorFieldId)[0]);
var errorField = $($("input[id='" + errorFieldId +"']")[0]);

// make sure we found the element
if (errorField.length == 1) {
var status = json[1];
// read the optional msg from the server
var msg = json[2];
if (!status) {
// Houston we got a problem - display an red prompt
options.ajaxValidCache[errorFieldId] = false;
options.isError = true;

// resolve the msg prompt
if(msg) {
if (options.allrules[msg]) {
var txt = options.allrules[msg].alertText;
if (txt) {
msg = txt;
                     }
}
}
else
msg = rule.alertText;

methods._showPrompt(errorField, msg, "", true, options);
} else {
if (options.ajaxValidCache[errorFieldId] !== undefined)
options.ajaxValidCache[errorFieldId] = true;

// resolves the msg prompt
if(msg) {
if (options.allrules[msg]) {
var txt = options.allrules[msg].alertTextOk;
if (txt) {
msg = txt;
                     }
}
}
else
msg = rule.alertTextOk;

// see if we should display a green prompt
if (msg)
methods._showPrompt(errorField, msg, "pass", true, options);
else
methods._closePrompt(errorField);
}
}
errorField.trigger("jqv.field.result", [errorField, options.isError, msg]);
}
});
}
},
/**
* Common method to handle ajax errors
*
* @param {Object} data
* @param {Object} transport
*/
_ajaxError: function(data, transport) {
if(data.status == 0 && transport == null)
alert("The page is not served from a server! ajax call failed");
else if(typeof console != "undefined")
console.log("Ajax error: " + data.status + " " + transport);
},
/**
* date -> string
*
* @param {Object} date
*/
_dateToString: function(date) {
return date.getFullYear()+"-"+(date.getMonth()+1)+"-"+date.getDate();
},
/**
* Parses an ISO date
* @param {String} d
*/
_parseDate: function(d) {

var dateParts = d.split("-");
if(dateParts==d)
dateParts = d.split("/");
return new Date(dateParts[0], (dateParts[1] - 1) ,dateParts[2]);
},
/**
* Builds or updates a prompt with the given information
*
* @param {jqObject} field
* @param {String} promptText html text to display type
* @param {String} type the type of bubble: 'pass' (green), 'load' (black) anything else (red)
* @param {boolean} ajaxed - use to mark fields than being validated with ajax
* @param {Map} options user options
*/
_showPrompt: function(field, promptText, type, ajaxed, options, ajaxform) {
var prompt = methods._getPrompt(field);
// The ajax submit errors are not see has an error in the form,
// When the form errors are returned, the engine see 2 bubbles, but those are ebing closed by the engine at the same time
// Because no error was found befor submitting
if(ajaxform) prompt = false;
if (prompt)
methods._updatePrompt(field, prompt, promptText, type, ajaxed, options);
else
methods._buildPrompt(field, promptText, type, ajaxed, options);
},
/**
* Builds and shades a prompt for the given field.
*
* @param {jqObject} field
* @param {String} promptText html text to display type
* @param {String} type the type of bubble: 'pass' (green), 'load' (black) anything else (red)
* @param {boolean} ajaxed - use to mark fields than being validated with ajax
* @param {Map} options user options
*/
_buildPrompt: function(field, promptText, type, ajaxed, options) {

// create the prompt
var prompt = $('<div>');
prompt.addClass(methods._getClassName(field.attr("id")) + "formError");
// add a class name to identify the parent form of the prompt
prompt.addClass("parentForm"+methods._getClassName(field.parents('form').attr("id")));
prompt.addClass("formError");

switch (type) {
case "pass":
prompt.addClass("greenPopup");
break;
case "load":
prompt.addClass("blackPopup");
break;
default:
/* it has error */
//alert("unknown popup type:"+type);
}
if (ajaxed)
prompt.addClass("ajaxed");

// create the prompt content
var promptContent = $('<div>').addClass("formErrorContent").html(promptText).appendTo(prompt);
// create the css arrow pointing at the field
// note that there is no triangle on max-checkbox and radio
if (options.showArrow) {
var arrow = $('<div>').addClass("formErrorArrow");

//prompt positioning adjustment support. Usage: positionType:Xshift,Yshift (for ex.: bottomLeft:+20 or bottomLeft:-20,+10)
var positionType=field.data("promptPosition") || options.promptPosition;
if (typeof(positionType)=='string')
{
var pos=positionType.indexOf(":");
if(pos!=-1)
positionType=positionType.substring(0,pos);
}

switch (positionType) {
case "bottomLeft":
case "bottomRight":
prompt.find(".formErrorContent").before(arrow);
arrow.addClass("formErrorArrowBottom").html('<div class="line1"><!-- --></div><div class="line2"><!-- --></div><div class="line3"><!-- --></div><div class="line4"><!-- --></div><div class="line5"><!-- --></div><div class="line6"><!-- --></div><div class="line7"><!-- --></div><div class="line8"><!-- --></div><div class="line9"><!-- --></div><div class="line10"><!-- --></div>');
break;
case "topLeft":
case "topRight":
arrow.html('<div class="line10"><!-- --></div><div class="line9"><!-- --></div><div class="line8"><!-- --></div><div class="line7"><!-- --></div><div class="line6"><!-- --></div><div class="line5"><!-- --></div><div class="line4"><!-- --></div><div class="line3"><!-- --></div><div class="line2"><!-- --></div><div class="line1"><!-- --></div>');
prompt.append(arrow);
break;
}
}
// Modify z-indexes for jquery ui
if (field.closest('.ui-dialog').length)
prompt.addClass('formErrorInsideDialog');

prompt.css({
"opacity": 0,
'position':'absolute'
});
field.before(prompt);

var pos = methods._calculatePosition(field, prompt, options);
prompt.css({
"top": pos.callerTopPosition,
"left": pos.callerleftPosition,
"marginTop": pos.marginTopSize,
"opacity": 0
}).data("callerField", field);

if (options.autoHidePrompt) {
setTimeout(function(){
prompt.animate({
"opacity": 0
},function(){
prompt.closest('.formErrorOuter').remove();
prompt.remove();
});
}, options.autoHideDelay);
}
return prompt.animate({
"opacity": 0.87
});
},
/**
* Updates the prompt text field - the field for which the prompt
* @param {jqObject} field
* @param {String} promptText html text to display type
* @param {String} type the type of bubble: 'pass' (green), 'load' (black) anything else (red)
* @param {boolean} ajaxed - use to mark fields than being validated with ajax
* @param {Map} options user options
*/
_updatePrompt: function(field, prompt, promptText, type, ajaxed, options, noAnimation) {

if (prompt) {
if (typeof type !== "undefined") {
if (type == "pass")
prompt.addClass("greenPopup");
else
prompt.removeClass("greenPopup");

if (type == "load")
prompt.addClass("blackPopup");
else
prompt.removeClass("blackPopup");
}
if (ajaxed)
prompt.addClass("ajaxed");
else
prompt.removeClass("ajaxed");

prompt.find(".formErrorContent").html(promptText);

var pos = methods._calculatePosition(field, prompt, options);
var css = {"top": pos.callerTopPosition,
"left": pos.callerleftPosition,
"marginTop": pos.marginTopSize};

if (noAnimation)
prompt.css(css);
else
prompt.animate(css);
}
},
/**
* Closes the prompt associated with the given field
*
* @param {jqObject}
* field
*/
_closePrompt: function(field) {
var prompt = methods._getPrompt(field);
if (prompt)
prompt.fadeTo("fast", 0, function() {
prompt.parent('.formErrorOuter').remove();
prompt.remove();
});
},
closePrompt: function(field) {
return methods._closePrompt(field);
},
/**
* Returns the error prompt matching the field if any
*
* @param {jqObject}
* field
* @return undefined or the error prompt (jqObject)
*/
_getPrompt: function(field) {
var formId = $(field).closest('form').attr('id');
var className = methods._getClassName(field.attr("id")) + "formError";
var match = $("." + methods._escapeExpression(className) + '.parentForm' + formId)[0];
if (match)
return $(match);
},
/**
* Returns the escapade classname
*
* @param {selector}
* className
*/
_escapeExpression: function (selector) {
return selector.replace(/([#;&,\.\+\*\~':"\!\^$\[\]\(\)=>\|])/g, "\\$1");
},
/**
* returns true if we are in a RTLed document
*
* @param {jqObject} field
*/
isRTL: function(field)
{
var $document = $(document);
var $body = $('body');
var rtl =
(field && field.hasClass('rtl')) ||
(field && (field.attr('dir') || '').toLowerCase()==='rtl') ||
$document.hasClass('rtl') ||
($document.attr('dir') || '').toLowerCase()==='rtl' ||
$body.hasClass('rtl') ||
($body.attr('dir') || '').toLowerCase()==='rtl';
return Boolean(rtl);
},
/**
* Calculates prompt position
*
* @param {jqObject}
* field
* @param {jqObject}
* the prompt
* @param {Map}
* options
* @return positions
*/
_calculatePosition: function (field, promptElmt, options) {

var promptTopPosition, promptleftPosition, marginTopSize;
var fieldWidth = field.width();
var fieldLeft = field.position().left;
var fieldTop = field.position().top;
var fieldHeight = field.height();
var promptHeight = promptElmt.height();


// is the form contained in an overflown container?
promptTopPosition = promptleftPosition = 0;
// compensation for the arrow
marginTopSize = -promptHeight;


//prompt positioning adjustment support
//now you can adjust prompt position
//usage: positionType:Xshift,Yshift
//for example:
// bottomLeft:+20 means bottomLeft position shifted by 20 pixels right horizontally
// topRight:20, -15 means topRight position shifted by 20 pixels to right and 15 pixels to top
//You can use +pixels, - pixels. If no sign is provided than + is default.
var positionType=field.data("promptPosition") || options.promptPosition;
var shift1="";
var shift2="";
var shiftX=0;
var shiftY=0;
if (typeof(positionType)=='string') {
//do we have any position adjustments ?
if (positionType.indexOf(":")!=-1) {
shift1=positionType.substring(positionType.indexOf(":")+1);
positionType=positionType.substring(0,positionType.indexOf(":"));

//if any advanced positioning will be needed (percents or something else) - parser should be added here
//for now we use simple parseInt()

//do we have second parameter?
if (shift1.indexOf(",")!=-1) {
shift2=shift1.substring(shift1.indexOf(",")+1);
shift1=shift1.substring(0,shift1.indexOf(","));
shiftY=parseInt(shift2);
if (isNaN(shiftY)) shiftY=0;
};

shiftX=parseInt(shift1);
if (isNaN(shift1)) shift1=0;

};
};


switch (positionType) {
default:
case "topRight":
promptleftPosition += fieldLeft + fieldWidth - 30;
promptTopPosition += fieldTop;
break;

case "topLeft":
promptTopPosition += fieldTop;
promptleftPosition += fieldLeft;
break;

case "centerRight":
promptTopPosition = fieldTop+4;
marginTopSize = 0;
promptleftPosition= fieldLeft + field.outerWidth(true)+5;
break;
case "centerLeft":
promptleftPosition = fieldLeft - (promptElmt.width() + 2);
promptTopPosition = fieldTop+4;
marginTopSize = 0;

break;

case "bottomLeft":
promptTopPosition = fieldTop + field.height() + 5;
marginTopSize = 0;
promptleftPosition = fieldLeft;
break;
case "bottomRight":
promptleftPosition = fieldLeft + fieldWidth - 30;
promptTopPosition = fieldTop + field.height() + 5;
marginTopSize = 0;
};



//apply adjusments if any
promptleftPosition += shiftX;
promptTopPosition += shiftY;

return {
"callerTopPosition": promptTopPosition + "px",
"callerleftPosition": promptleftPosition + "px",
"marginTopSize": marginTopSize + "px"
};
},
/**
* Saves the user options and variables in the form.data
*
* @param {jqObject}
* form - the form where the user option should be saved
* @param {Map}
* options - the user options
* @return the user options (extended from the defaults)
*/
_saveOptions: function(form, options) {

// is there a language localisation ?
if ($.validationEngineLanguage)
var allRules = $.validationEngineLanguage.allRules;
else
$.error("jQuery.validationEngine rules are not loaded, plz add localization files to the page");
// --- Internals DO NOT TOUCH or OVERLOAD ---
// validation rules and i18
$.validationEngine.defaults.allrules = allRules;

var userOptions = $.extend(true,{},$.validationEngine.defaults,options);

form.data('jqv', userOptions);
return userOptions;
},

/**
* Removes forbidden characters from class name
* @param {String} className
*/
_getClassName: function(className) {
if(className)
return className.replace(/:/g, "_").replace(/\./g, "_");
}
};

/**
* Plugin entry point.
* You may pass an action as a parameter or a list of options.
* if none, the init and attach methods are being called.
* Remember: if you pass options, the attached method is NOT called automatically
*
* @param {String}
* method (optional) action
*/
$.fn.validationEngine = function(method) {

var form = $(this);
if(!form[0]) return false; // stop here if the form does not exist

if (typeof(method) == 'string' && method.charAt(0) != '_' && methods[method]) {

// make sure init is called once
if(method != "showPrompt" && method != "hide" && method != "hideAll")
methods.init.apply(form);

return methods[method].apply(form, Array.prototype.slice.call(arguments, 1));
} else if (typeof method == 'object' || !method) {

// default constructor with or without arguments
methods.init.apply(form, arguments);
return methods.attach.apply(form);
} else {
$.error('Method ' + method + ' does not exist in jQuery.validationEngine');
}
};



// LEAK GLOBAL OPTIONS
$.validationEngine= {fieldIdCounter: 0,defaults:{

// Name of the event triggering field validation
validationEventTrigger: "blur",
// Automatically scroll viewport to the first error
scroll: true,
// Focus on the first input
focusFirstField:true,
// Opening box position, possible locations are: topLeft,
// topRight, bottomLeft, centerRight, bottomRight
promptPosition: "topRight",
bindMethod:"bind",
// internal, automatically set to true when it parse a _ajax rule
inlineAjax: false,
// if set to true, the form data is sent asynchronously via ajax to the form.action url (get)
ajaxFormValidation: false,
// The url to send the submit ajax validation (default to action)
ajaxFormValidationURL: false,
// HTTP method used for ajax validation
ajaxFormValidationMethod: 'get',
// Ajax form validation callback method: boolean onComplete(form, status, errors, options)
// retuns false if the form.submit event needs to be canceled.
onAjaxFormComplete: $.noop,
// called right before the ajax call, may return false to cancel
onBeforeAjaxFormValidation: $.noop,
// Stops form from submitting and execute function assiciated with it
onValidationComplete: false,

// Used when you have a form fields too close and the errors messages are on top of other disturbing viewing messages
doNotShowAllErrosOnSubmit: false,

// true if you want to vind the input fields
binded: true,
// set to true, when the prompt arrow needs to be displayed
showArrow: true,
// did one of the validation fail ? kept global to stop further ajax validations
isError: false,
// Caches field validation status, typically only bad status are created.
// the array is used during ajax form validation to detect issues early and prevent an expensive submit
ajaxValidCache: {},
// Auto update prompt position after window resize
autoPositionUpdate: false,

InvalidFields: [],
onSuccess: false,
onFailure: false,
// Auto-hide prompt
autoHidePrompt: false,
// Delay before auto-hide
autoHideDelay: 10000,
// Fade out duration while hiding the validations
fadeDuration: 0.3,
    // Use Prettify select library
    prettySelect: false,
    // Custom ID uses prefix
    usePrefix: "",
    // Custom ID uses suffix
    useSuffix: ""
}};
$(function(){$.validationEngine.defaults.promptPosition = methods.isRTL()?'topLeft':"topRight"});
})(jQuery);


